{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8489391","patent":{"patent_number":"US-8489391","title":"Scalable hybrid auto coder for transient detection in advanced audio coding with spectral band replication","assignee":null,"inventors":[],"filing_date":"2010-08-05T00:00:00.000Z","publication_date":"2013-07-16T00:00:00.000Z","cpc_codes":["G10L"],"num_claims":20,"abstract":"A system method of reusing information in a low power scalable hybrid audio encoder are disclosed. The includes determining a state of an advanced audio coding (AAC) transient flag, performing spectral band replication (SBR) transient detection on at least two possible locations upon a determination that the AAC transient flag is equal to a first value, performing SBR transient detection on a high frequency upon a determination that the AAC transient flag is equal to a second value, and determining whether a transient exists. The system includes a spectral band replication (SBR) coding module configured to determine a state of an advanced audio coding (AAC) transient flag and perform SBR transient detection on at least one location based upon an energy in a signal upon a determination that the AAC transient flag is equal to a first value."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Scalable hybrid auto coder for transient detection in advanced audio coding with spectral band replication","description":"A system method of reusing information in a low power scalable hybrid audio encoder are disclosed. The includes determining a state of an advanced audio coding (AAC) transient flag, performing spectra","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8489391","license":"CC-BY-4.0-like","license_terms":"AI-generated analysis on this page (summary, layman_explanation, technical_analysis, business_analysis, faqs) may be reused with attribution and a visible link back to the canonical URL above. Patent abstracts, claims, and bibliographic data are USPTO public domain.","required_link":"https://patentable.app/patents/US-8489391","citation_suggestion":"Patentable. \"Scalable hybrid auto coder for transient detection in advanced audio coding with spectral band replication\" (US-8489391). https://patentable.app/patents/US-8489391","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8489391","json":"https://patentable.app/api/llm-context/US-8489391","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T19:46:16.818Z"}